>We're encountering a problem where a class definition is not available some times, and we can't figure out why.
>
>I'm guessing that the SET CLASSLIB is getting reset somehow, but I'm not sure of all the ways a CLASSLIB can be lost.
>
>I know about SET CLASSLIB TO and RELEASE CLASSLIB, and those causes have been ruled out; what other ways are there to lose a class def or CLASSLIB setting?
>
>-- jas

Jeff,
Are you using the 'additive' clause? If not, then LIB A may be overwritten by LIB B.

HTH
Barbara